---
title: "Protocol Flows"
description: "Step-by-step sequence diagrams for credential verification flows via OID4VP."
stack: "Community Stack (open source) — version 0.21.0"
stack_version: "0.21.0"
stack_comparison: https://docs.walt.id/community-vs-enterprise.md
canonical_url: https://docs.walt.id/community-stack/verifier/protocol-flows
generated: 2026-07-08
---
# Protocol Flows

Sequence diagrams for common verification flows. Each flow shows the full request lifecycle — from the portal initiating a verification session through to the Verifier API returning the result.

## Available Flows

- [mdoc Verification via OID4VP](https://docs.walt.id/community-stack/verifier/protocol-flows/mdoc-verification-oid4vp.md) — Full verification flow for an mdoc credential presented by a wallet via OID4VP.